EP3767712A4 - Composition for anode active material coating, anode active material, and anode comprising same for lithium secondary battery - Google Patents

Composition for anode active material coating, anode active material, and anode comprising same for lithium secondary battery Download PDF

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Publication number
EP3767712A4
EP3767712A4 EP19800308.9A EP19800308A EP3767712A4 EP 3767712 A4 EP3767712 A4 EP 3767712A4 EP 19800308 A EP19800308 A EP 19800308A EP 3767712 A4 EP3767712 A4 EP 3767712A4
Authority
EP
European Patent Office
Prior art keywords
active material
anode
anode active
composition
secondary battery
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP19800308.9A
Other languages
German (de)
French (fr)
Other versions
EP3767712A1 (en
Inventor
Ji Hee Yoon
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
LG Energy Solution Ltd
Original Assignee
LG Chem Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by LG Chem Ltd filed Critical LG Chem Ltd
Publication of EP3767712A1 publication Critical patent/EP3767712A1/en
Publication of EP3767712A4 publication Critical patent/EP3767712A4/en
Pending legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/36—Selection of substances as active materials, active masses, active liquids
    • H01M4/362—Composites
    • H01M4/366—Composites as layered products
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B33/00—Silicon; Compounds thereof
    • C01B33/113—Silicon oxides; Hydrates thereof
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/05—Accumulators with non-aqueous electrolyte
    • H01M10/052—Li-accumulators
    • H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
    • H01M4/134—Electrodes based on metals, Si or alloys
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
    • H01M4/139—Processes of manufacture
    • H01M4/1395—Processes of manufacture of electrodes based on metals, Si or alloys
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/36—Selection of substances as active materials, active masses, active liquids
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/36—Selection of substances as active materials, active masses, active liquids
    • H01M4/38—Selection of substances as active materials, active masses, active liquids of elements or alloys
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/36—Selection of substances as active materials, active masses, active liquids
    • H01M4/38—Selection of substances as active materials, active masses, active liquids of elements or alloys
    • H01M4/386—Silicon or alloys based on silicon
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/36—Selection of substances as active materials, active masses, active liquids
    • H01M4/48—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides
    • H01M4/485—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of mixed oxides or hydroxides for inserting or intercalating light metals, e.g. LiTi2O4 or LiTi2OxFy
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
    • H01M4/624—Electric conductive fillers
    • H01M4/625—Carbon or graphite
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/50—Agglomerated particles
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/40—Electric properties
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M2004/026—Electrodes composed of, or comprising, active material characterised by the polarity
    • H01M2004/027—Negative electrodes
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Composite Materials (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Battery Electrode And Active Subsutance (AREA)
EP19800308.9A 2018-05-09 2019-05-09 Composition for anode active material coating, anode active material, and anode comprising same for lithium secondary battery Pending EP3767712A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR20180053095 2018-05-09
PCT/KR2019/005542 WO2019216658A1 (en) 2018-05-09 2019-05-09 Composition for anode active material coating, anode active material, and anode comprising same for lithium secondary battery

Publications (2)

Publication Number Publication Date
EP3767712A1 EP3767712A1 (en) 2021-01-20
EP3767712A4 true EP3767712A4 (en) 2021-10-13

Family

ID=68467398

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19800308.9A Pending EP3767712A4 (en) 2018-05-09 2019-05-09 Composition for anode active material coating, anode active material, and anode comprising same for lithium secondary battery

Country Status (5)

Country Link
US (1) US20210159503A1 (en)
EP (1) EP3767712A4 (en)
KR (1) KR102477645B1 (en)
CN (1) CN111954945B (en)
WO (1) WO2019216658A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113571684B (en) * 2021-09-26 2021-12-28 河南电池研究院有限公司 Aluminum-carbon double-coated natural graphite negative electrode material for lithium ion battery and preparation method thereof
KR102600047B1 (en) * 2023-04-24 2023-11-08 (주)디온에너지 Anode surface coating film formation method and lithium primary battery using the same

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101692138B1 (en) * 2015-01-28 2017-01-02 서울대학교산학협력단 Separator of lithium secondary battery and the lithium secondary battery with the same
CN106310977A (en) * 2016-10-10 2017-01-11 哈尔滨工业大学宜兴环保研究院 Method for preparing composite nanofiltration membrane by tannic acid/Fe<3+> cocoating

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6511726B2 (en) * 2014-04-25 2019-05-15 日立化成株式会社 Negative electrode material for lithium ion secondary battery, negative electrode for lithium ion secondary battery and lithium ion secondary battery
KR101724196B1 (en) * 2014-05-09 2017-04-06 주식회사 엘지화학 Graphene-wrapped porous silicon-carbon composite and preparation method thereof
KR102319772B1 (en) * 2014-11-10 2021-11-03 한국전기연구원 Silicon Or Silicon Alloy Anode Adaptive to Intercalation/ De-intercalation Of Lithium Ions And Manufacturing Methods Thereof
KR101705594B1 (en) 2016-06-14 2017-02-13 한국기초과학지원연구원 Anode active material, method of fabricating the same and rechargeable battery using the same
CN106084215B (en) * 2016-06-20 2018-03-06 陕西师范大学 The bionical method for constructing functionalization Janus particles
CN107381580B (en) * 2017-07-13 2019-09-13 福州大学 A kind of preparation method of the interior doping metal net shaped Biodegradable silica dioxide granule of polyphenol-

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101692138B1 (en) * 2015-01-28 2017-01-02 서울대학교산학협력단 Separator of lithium secondary battery and the lithium secondary battery with the same
CN106310977A (en) * 2016-10-10 2017-01-11 哈尔滨工业大学宜兴环保研究院 Method for preparing composite nanofiltration membrane by tannic acid/Fe<3+> cocoating

Non-Patent Citations (4)

* Cited by examiner, † Cited by third party
Title
CHENBO LIAO ET AL: "Core-shell nano-structured carbon composites based on tannic acid for lithium-ion batteries", JOURNAL OF MATERIALS CHEMISTRY A, vol. 4, no. 43, 4 October 2016 (2016-10-04), GB, pages 17215 - 17224, XP055651497, ISSN: 2050-7488, DOI: 10.1039/C6TA07359J *
FAN LIN ET AL: "Green coating by coordination of tannic acid and iron ions for antioxidant nanofiltration membranes", RSC ADVANCES, vol. 5, no. 130, 14 December 2015 (2015-12-14), GB, pages 107777 - 107784, XP055797283, ISSN: 2046-2069, DOI: 10.1039/C5RA23490E *
See also references of WO2019216658A1 *
ZHANG SONGFENG ET AL: "Hydrophilic modification of PVDF porous membrane via a simple dip-coating method in plant tannin solution", RSC ADVANCES, vol. 6, no. 75, 11 July 2016 (2016-07-11), GB, pages 71287 - 71294, XP055797274, ISSN: 2046-2069, DOI: 10.1039/C6RA13634F *

Also Published As

Publication number Publication date
KR102477645B1 (en) 2022-12-15
CN111954945A (en) 2020-11-17
US20210159503A1 (en) 2021-05-27
KR20190129017A (en) 2019-11-19
CN111954945B (en) 2023-05-26
EP3767712A1 (en) 2021-01-20
WO2019216658A1 (en) 2019-11-14

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Owner name: LG ENERGY SOLUTION LTD.

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Owner name: LG ENERGY SOLUTION, LTD.